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authorAjay Nandakumar <anandakumarm@nvidia.com>2013-10-31 07:12:36 +0530
committerAjay Nandakumar <anandakumarm@nvidia.com>2013-10-31 07:12:36 +0530
commit639f4bc6c2e711e814f72805d07412f93a9fbd89 (patch)
tree5a57a019d16c351d8f4a75eabb43ee4e6d740e57 /drivers/tty/serial
parent2611486c29791d083a6a58bb88a23de042d38031 (diff)
parent14e9c7db465387ede7f019c42f28c90f99fc2793 (diff)
Merge tag 'v3.10.17' into dev-kernel-3.10
This is the 3.10.17 stable release Conflicts: drivers/usb/host/xhci.c Change-Id: I6bd3b15ff92a0b94568b9d02e9bb1036becfca20
Diffstat (limited to 'drivers/tty/serial')
-rw-r--r--drivers/tty/serial/pch_uart.c5
-rw-r--r--drivers/tty/serial/serial-tegra.c4
2 files changed, 7 insertions, 2 deletions
diff --git a/drivers/tty/serial/pch_uart.c b/drivers/tty/serial/pch_uart.c
index 572d48189de9..20e4c9446992 100644
--- a/drivers/tty/serial/pch_uart.c
+++ b/drivers/tty/serial/pch_uart.c
@@ -658,11 +658,12 @@ static int dma_push_rx(struct eg20t_port *priv, int size)
dev_warn(port->dev, "Rx overrun: dropping %u bytes\n",
size - room);
if (!room)
- return room;
+ goto out;
tty_insert_flip_string(tport, sg_virt(&priv->sg_rx), size);
port->icount.rx += room;
+out:
tty_kref_put(tty);
return room;
@@ -1071,6 +1072,8 @@ static void pch_uart_err_ir(struct eg20t_port *priv, unsigned int lsr)
if (tty == NULL) {
for (i = 0; error_msg[i] != NULL; i++)
dev_err(&priv->pdev->dev, error_msg[i]);
+ } else {
+ tty_kref_put(tty);
}
}
diff --git a/drivers/tty/serial/serial-tegra.c b/drivers/tty/serial/serial-tegra.c
index 054c4279eef5..45f57a24957b 100644
--- a/drivers/tty/serial/serial-tegra.c
+++ b/drivers/tty/serial/serial-tegra.c
@@ -729,7 +729,7 @@ static irqreturn_t tegra_uart_isr(int irq, void *data)
static void tegra_uart_stop_rx(struct uart_port *u)
{
struct tegra_uart_port *tup = to_tegra_uport(u);
- struct tty_struct *tty = tty_port_tty_get(&tup->uport.state->port);
+ struct tty_struct *tty;
struct tty_port *port = &u->state->port;
struct dma_tx_state state;
unsigned long ier;
@@ -741,6 +741,8 @@ static void tegra_uart_stop_rx(struct uart_port *u)
if (!tup->rx_in_progress)
return;
+ tty = tty_port_tty_get(&tup->uport.state->port);
+
tegra_uart_wait_sym_time(tup, 1); /* wait a character interval */
ier = tup->ier_shadow;